diameter: 4.76

Products with this attribute (5 total)

1000 Lumens, 20W, 4000K, LED PAR38 Lamp, 75W Equal, 25 Deg. Narrow Flood, Dimmable, 120V, Toshiba 20P38/840NFL25 | 1000Bulbs.com

1050 Lumens, 18W, 3000K, LED PAR38 Lamp, 90W Equal, 40 Deg. Flood, Dimmable, 120V, PLT Solutions YGA08A38-17.5W-830-40D | 1000Bulbs.com

1150 Lumens, 20W, 2700K, LED PAR38 Lamp, 90W Equal, 25 Deg. Narrow Flood, Dimmable, 120V, EiKO LEDP-20WPAR38/NFL/827-DIM | 1000Bulbs.com

E1.78X004.76 1.78 MM CS X 4.76 MM ID EPDM 70 BLACK O-RING from Dichtomatik

Grid Coupling, Hub only, Size 1160T, Interference fit Bore= 7-5/16"